BIOTIC ASSOCIATIONS OF COCKROACHES — ROTH & WILLIS 167 



Family TRYPANOSOMATIDAE 

 Leptomonas blaberae Tejera 

 Natural host. — Blaherus sp., Venezuela (Tejera, 1926). 



Leptomonas sp. 



Natural hosts. — Parcohlatta lata, Parcohlatta pensylvanica, Parco- 

 blatta virginica, U.S.A., Ohio (Semans, 1939, 1941) : Hind intestine. 

 Of 70 specimens examined, 86 percent harbored Leptomonas sp. 



*Herpetomonas periplanetae Laveran and Franchini 



Natural host. — Blatta orientalis, Italy, France (Laveran and Fran- 

 chini, 1920, 1920a). 



Family MONADIDAE 

 Monas sp. 



Natural host. — Blatta orientalis, U.S.S.R. (Yakimov and Miller, 

 1922) : Monas sp. and Oikomonas sp. were found in the intestines of 

 83 percent of 124 cockroaches examined. 



Cockroach, Venezuela (Tejera, 1926). 



Family BODONIDAE 

 Bodo blattae 



Natural host. — Blatta orientalis, England (Lankester, 1865). 



Bodo sp. 



Natural host. — Blattella germanica and/or Periplaneta americana, 

 South Africa (Porter, 1930). 



Retortamonas blattae (Bishop) 



Synonymy. — Emhadomonas blattae Bishop [Wenrich, 1932]. 



Natural host. — Blatta orientalis, England (Bishop, 1931): Hind 

 intestine. The organism occurred in about 40 percent of the cock- 

 roaches examined. L. G. Feo {in Wenrich, 1932) successfully cul- 

 tured this protozoan (fig. 2, F). 



Retortamonas sp.? 



Natural host. — Leucophaea maderae, Philippine Islands (Hegner 

 and Chu, 1930). 



